OPERATING PROCEDURE
Fan and Heater
16.When the burner ignites the display should read
17.Press the "PROGRAM TEMPERATURE" but- ton to change the high limit set point. Press it again to change the "CYCLE SET POINT". (hi- lo units only)
18.Decrease the "CYCLE SET POINT TEM PERATURE" until the heater cycles to low flame.
19.Open or close the low cycle ball valve until the gas pressure is
20.Increase the cycle set point to return to high
21.Watch heater run several minutes to make sure it cycles between hi and lo flame or on and off properly.
22.
23.Adjust pressure on on/off units so that unit is on approximately 75% of the time.
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